CN109984312B

CN109984312B - Fermentation machine

Info

Publication number: CN109984312B
Application number: CN201711494583.8A
Authority: CN
Inventors: 李昂; 余丙松; 曹亚裙
Original assignee: Ningbo Fotile Kitchen Ware Co Ltd
Current assignee: Ningbo Fotile Kitchen Ware Co Ltd
Priority date: 2017-12-31
Filing date: 2017-12-31
Publication date: 2023-11-17
Anticipated expiration: 2037-12-31
Also published as: CN109984312A

Abstract

The utility model relates to a fermentation machine, which comprises a shell with a fermentation tank, wherein the fermentation tank is provided with a juice inlet, a strain box for storing strains, a driving mechanism and a conveying mechanism are also arranged in the shell, the bottom of the strain box is provided with a strain inlet communicated with the juice inlet, the strain inlet is provided with a blocking piece capable of blocking the strain inlet, and the driving mechanism is used for driving the blocking piece to move away from the strain inlet so as to open the strain inlet; the conveying mechanism is arranged on the juice inlet and comprises a conveying pipe, a control piece and a first driving motor, the upper port of the conveying pipe is opposite to the fungus inlet, the lower port of the conveying pipe is opposite to the juice inlet, the control piece is arranged between the upper port of the conveying pipe and the fungus inlet, and the control piece can move under the driving of the first driving motor to change the size of the opposite surface of the upper port and the fungus inlet. Compared with the prior art, the fermentation machine can realize automatic strain throwing and can control the strain throwing amount.

Description

Fermentation machine

Technical Field

The utility model relates to the field of fermentation equipment, in particular to a fermentation machine.

Background

Along with the development of economy, people pay more and more attention to food sanitation, quality and physical health, wherein self-made fermented foods are favored by people because of sanitation, nutrition, convenience and life cost saving, and the common fermented foods at present are self-made natto, yoghurt, rice wine and the like.

The common fermentation machine consists of a top cover, an outer shell, an inner container and a heating component, wherein a fermentation cup is arranged in a fermentation cavity formed by the inner container and the top cover, and the heating component is arranged at the bottom or on the side surface of the inner shell of the fermentation machine. The chinese patent publication No. ZL201120298771.5 (issued to the public No. CN 202197755U) discloses a fermentation machine, which comprises a fermentation cup disposed in a fermentation cavity, a heating device disposed around the fermentation cavity, and a heat-conducting fluid disposed around the fermentation cup and located between the fermentation cup and the heating device; the fermentation machine can be used for preparing yogurt, rice wine, etc. Chinese patent No. ZL201120447450.7 (grant publication No. CN 202311110U) discloses a domestic natto fermenter which can be used for processing natto. Chinese utility model patent No. ZL201720419789.3 (grant publication No. CN 206692623U) discloses a fruit and vegetable vinegar fermentation machine. The strain is an auxiliary material necessary for preparing fermented foods by a fermentation machine, the conventional fermentation machine generally needs a user to manually add the strain, the operation is troublesome, and the bacterial feeding amount is not well controlled.

Disclosure of Invention

The utility model aims to provide a fermentation machine capable of automatically putting strains aiming at the prior art.

The second technical problem to be solved by the utility model is to provide a fermentation machine capable of controlling the strain throwing amount aiming at the prior art.

The technical scheme adopted for solving the technical problems is as follows: the fermentation machine comprises a shell, wherein a fermentation tank is arranged in the shell and is provided with a juice inlet, and the fermentation machine is characterized in that a strain box for storing strains, a driving mechanism and a conveying mechanism are also arranged in the shell, a strain inlet communicated with the juice inlet is formed in the bottom of the strain box, a blocking piece capable of blocking the strain inlet is arranged on the strain inlet, and the driving mechanism is used for driving the blocking piece to move away from the strain inlet so as to open the strain inlet; the conveying mechanism is arranged on the juice inlet and comprises a conveying pipe, a control piece and a first driving motor, the upper port of the conveying pipe is opposite to the fungus inlet, the lower port of the conveying pipe is opposite to the juice inlet, the control piece is arranged between the upper port of the conveying pipe and the fungus inlet, the control piece can move under the driving of the first driving motor to separate or communicate the upper port and the fungus inlet, and the relative area size of the upper port and the fungus inlet can be changed. Preferably, the driving mechanism comprises a propping piece, a transmission assembly and a driving motor, wherein the output end of the driving motor is linked with the strain box or the propping piece through the transmission assembly, so that the propping piece can prop the plugging piece to enable the plugging piece to be moved away from the strain throwing port.

Further, preferably, the ejector has a delivery hole, the delivery pipe is fixed to the ejector, and an upper port of the delivery pipe is opposite to the delivery hole, and the delivery hole is opposite to the bacteria inlet in a state that the ejector ejects the plug to remove the plug from the bacteria inlet; the control piece is a plate and is covered on the conveying hole, a conveying notch is formed in the control piece, and the relative position of the conveying notch and the conveying hole can be changed along with the movement of the control piece, so that the opening size of the conveying hole is changed.

Preferably, the transmission assembly comprises a gear fixed on an output shaft of the driving motor and a rack capable of being meshed with the gear, and the rack is fixed on the strain box.

Preferably, the shape of the strain box is disc-shaped and is provided with a central hole, the racks are circular and are circumferentially arranged along the hole wall of the central hole, at least two strain storage grids for storing strains are circumferentially arranged in the inner cavity of the strain box, and the bottom of each strain storage grid is provided with one strain inlet.

In order to enable the plugging piece to better move relative to the bacteria inlet, preferably, a chute for embedding the plugging piece is arranged at the bottom of the strain box, an elastic reset piece is arranged on the chute or the plugging piece, and the elastic reset piece has a trend of pushing the plugging piece to keep the bacteria inlet plugged in a state that the plugging piece is propped by the propping piece.

Preferably, the number of the fermentation tanks is at least two, each fermentation tank is provided with a juice inlet, and the number of the conveying mechanisms is at least two and corresponds to each fermentation tank one by one; a milling device having a juice outlet is also provided in the housing, the milling device comprising a first milling member and a second milling member which are movable relative to each other, a milling space being formed between the first milling member and the second milling member, the milling space being in fluid communication with the juice outlet and the juice outlet being in fluid communication with either of the juice inlets. After raw materials such as fruit vegetables required by fermentation are milled by a milling device, juice produced by milling can enter a fermentation tank for fermentation, namely, the fermentation machine has a basic fermentation function and also has a milling function, and the functions of the fermentation machine are more diversified. When the fermentation broth is used, a user does not need to manually pretreat raw materials such as fruits and vegetables, such as cutting, milling and the like, the use is more convenient, the raw materials such as fruits and vegetables and the like can be thinned to the greatest extent through the relative milling of the first milling part and the second milling part, and particularly the multi-fiber raw materials can be improved, so that the content of nutrient substances in the fermentation broth can be improved. In addition, the fermenter provided by the utility model is provided with at least two fermentation tanks, and different fermentation tanks can be used for fermenting simultaneously, so that the fermentation efficiency is improved, and meanwhile, different fermentation tanks can be used for simultaneously manufacturing different fermented foods, so that the use is more convenient.

Preferably, the grinding device further comprises a base and a rotary table, at least two juice guide channels corresponding to the juice inlets one by one are arranged on the base at intervals along the circumferential direction, each juice guide channel is provided with an inlet and an outlet, and each outlet is respectively communicated with the corresponding juice inlet in a fluid way; the rotary table is rotatably arranged on the base, the rotary table is provided with a juice containing groove which is in fluid communication with the grinding space, the side wall of the juice containing groove is provided with a notch, the notch is the juice outlet, and the notch can be in fluid communication with the inlet of any one of the juice guide channels. By the design, juice produced by grinding can be orderly distributed into each fermentation tank, and the internal structure of the fermentation machine can be more compact.

Preferably, the periphery of the top surface of the turntable extends upwards along the circumferential direction vertically to form the juice containing groove at the upper end of the turntable, and the juice outlet is formed on the extending wall of the periphery; the first grinding piece and the second grinding piece are both arranged in the juice containing groove.

Preferably, the first grinding member and the second grinding member are arranged up and down oppositely and have a certain gap, the gap is the grinding space, and the first grinding member is provided with a feed inlet which is communicated with the grinding space; the grinding device further comprises a rotating motor, the second grinding piece can rotate under the driving of the rotating motor, and the second grinding piece and the turntable are integrated.

Compared with the prior art, the utility model has the advantages that: the strain box for storing strains is arranged in the fermentation machine, and the driving mechanism can drive the blocking piece to move away from the strain throwing port of the strain box, so that the strain throwing port is opened, and the strains enter the fermentation tank through the raw material inlet from the strain throwing port, so that automatic strain throwing is realized; in addition, the conveying mechanism is arranged, the relative area between the upper port of the conveying pipe and the fungus throwing port can be changed through the control piece, and the fungus throwing amount can be controlled.

Drawings

FIG. 1 is a schematic diagram of a fermentation machine according to an embodiment of the present utility model;

FIG. 2 is a schematic view of the structure of FIG. 1 in another direction;

FIG. 3 is a schematic view showing a partial structure of a fermenter according to an embodiment of the present utility model;

FIG. 4 is a schematic view of the structure of FIG. 3 in another direction;

FIG. 5 is an exploded view showing a partial structure of a fermenter according to an embodiment of the present utility model;

FIG. 6 is a sectional view showing a partial structure of a fermenter according to an embodiment of the present utility model;

FIG. 7 is a schematic view of a milling device according to an embodiment of the present utility model;

FIG. 8 is a partial exploded view of a milling device according to an embodiment of the present utility model;

FIG. 9 is an exploded view of the milling apparatus of the present utility model;

FIG. 10 is a schematic diagram of a strain box according to an embodiment of the present utility model;

FIG. 11 is a schematic view of the structure of FIG. 10 in another direction;

FIG. 12 is a schematic view of a conveying mechanism according to an embodiment of the present utility model;

FIG. 13 is an exploded view of the transport mechanism in accordance with an embodiment of the present utility model;

fig. 14 is a schematic structural view of a plugging member according to an embodiment of the present utility model.

Detailed Description

The utility model is described in further detail below with reference to the embodiments of the drawings.

As shown in fig. 1 to 14, a fermenter comprises a housing 1, wherein a fermenter 2, a grinding device 3, a seed box 4 and a water tank 5 are arranged in the housing 1. The casing 1 is provided with a first layer 13, two fermentation tanks 2 are placed on the first layer 13 in parallel, and each fermentation tank 2 is provided with a juice inlet 21, in this embodiment, the top of each fermentation tank 2 is provided with an opening, which is the juice inlet 21.

The casing 1 is also provided with a driving mechanism 42 and a conveying mechanism 44, the bottom of the strain box 4 is provided with a bacteria inlet 43 communicated with the juice inlet 21, the bacteria inlet 43 is provided with a blocking piece 41 capable of blocking the bacteria inlet 43, and the driving mechanism 42 is used for driving the blocking piece 41 to move away from the bacteria inlet 43 so as to open the bacteria inlet 43. The fermentation machine of the sample utility model is provided with the strain box 4 for storing strains, and the driving mechanism 42 can drive the blocking piece 41 to move away from the strain throwing port 43 of the strain box 4, so that the strain throwing port 43 is opened, and the strains enter the fermentation tank 2 through the juice inlet 21 from the strain throwing port 43, so that the automatic throwing of the strains is realized.

Further, the driving mechanism 42 includes a propping member 424, a transmission assembly and a second driving motor 422, in this embodiment, an output shaft of the second driving motor 422 is linked with the strain box 4 through the transmission assembly, so that the propping member 424 can prop the plugging member 41 to remove the plugging member 41 from the strain inlet 43. Further, the above-mentioned transmission assembly includes a gear 423 fixed to an output shaft of the second driving motor 422 and a rack 421 capable of meshing with the gear 423, the rack 421 being fixed to the seed case 4. Specifically, in this embodiment, the strain box 4 has a disc-shaped outer shape and a central hole 400, the rack 421 is circular and circumferentially disposed along the hole wall of the central hole 400, at least two strain storage compartments 40 for storing different strains are circumferentially disposed in the inner cavity of the strain box 4, and one strain inlet 43 is formed at the bottom of each strain storage compartment 40. In this way, the second driving motor 422 drives the strain box 4 to rotate through the transmission assembly, and when one of the blocking pieces 41 abuts against the corresponding propping piece 424 in the rotating process, the propping piece 424 pushes the blocking piece 41 to leave the strain inlet 43.

In order to make the blocking member 41 better movable relative to the bacteria inlet 43, a chute 45 for inserting the blocking member 41 is provided at the bottom of the strain box 4, and an elastic restoring member is provided on the chute 46 or on the blocking member 41. In a state where the ejector 424 is ejecting the plug 41, the elastic restoring member tends to push the plug 41 so as to keep the bacteria inlet 43 closed. In this embodiment, the elastic restoring member is a spring 412, the outer end of the chute 45 is closed, one end of the blocking member 41 is provided with a mounting column 411, and the spring 412 is sleeved on the mounting column 411. In order to make the strains in the strain storage lattice 72 fall into the fermenter 3 more smoothly, a guide slope 401 inclined to the strain inlet 43 is formed at the lower end of the inner peripheral wall of the strain storage lattice 40.

The number of the conveying mechanisms 44 corresponds to that of the fermentation tanks 2 one by one, namely, one conveying mechanism 44 is arranged on each juice inlet 21 of each fermentation tank 2. Each of the conveying mechanisms 44 includes a conveying pipe 441, a control member 443, and a first driving motor 442, wherein an upper port of the conveying pipe 441 is opposite to the bacteria inlet 43, a lower port is opposite to the juice inlet 21, the control member 443 is disposed between the upper port of the conveying pipe 441 and the bacteria inlet 43, the control member 443 can be driven by the first driving motor 442 to move so as to separate or communicate the upper port and the bacteria inlet 43, and the relative area between the upper port and the bacteria inlet 43 can be changed. Further, in the present embodiment, the number of the conveying mechanisms 44 of the propping members 424 is one-to-one, i.e. the number of the propping members 424 is two, but of course, the propping members 424 may be one, i.e. the propping members 424 traverse the lower portion of the strain box 4. Each of the holders 424 has a delivery hole 424a, the delivery pipe 441 is fixed to the corresponding holder 424, and the upper port of the delivery pipe 441 faces the delivery hole 424a, and the delivery hole 424a faces the bacteria inlet 43 in a state where the holder 424 supports the blocking member 41 and the blocking member 41 is removed from the bacteria inlet 43. The control member 443 is a plate and covers the conveying hole 424a, and has a conveying notch 443a thereon, and the relative position of the conveying notch 443a and the conveying hole 424a can be changed along with the movement of the control member 443, so as to change the opening size of the conveying hole 424 a. In this embodiment, the propping member 424 is also a plate member, the control member 443 is disposed above the propping member 424, the output shaft of the first driving motor 442 passes through the propping member 424 and is fixed to the control member 443, during the rotation of the propping member 424 driven by the first driving motor 442, the relative position of the propping member 424 and the conveying hole 424a changes, and then the relative position of the conveying gap 443a and the conveying hole 424a changes, when the conveying gap 443a and the conveying hole 424a are completely staggered, the conveying hole 424a is closed (i.e. the bacteria-throwing hole 43 and the conveying hole 424a are separated by the control member 443), when the conveying gap 443a rotates to the conveying hole 424a, the conveying hole 424a is communicated with the bacteria-throwing hole 43 through the conveying gap 443a, and as the conveying gap 443a continues to rotate, the relative area of the conveying hole 424a and the bacteria-throwing hole 43 is larger and larger, and when the relative area of the conveying hole 424a and the bacteria-throwing hole 43 is largest, the control member 443 continues to rotate, and the relative area of the conveying hole 424a and the bacteria-throwing hole 43 is gradually reduced until the conveying gap 443a and the conveying hole 424a is completely staggered from the conveying hole 424a, and the bacteria-throwing amount is completely closed.

The milling device 3 comprises a first milling member 31, a second milling member 32, a base 37, a turntable 34 and a rotary motor 38, wherein the first milling member 31 and the second milling member 32 are relatively movable, and a milling space 300 capable of milling material is formed between the first milling member 31 and the second milling member 32, the milling space 300 is in fluid communication with the juice outlet 341, and the juice outlet 341 is in fluid communication with any one of the juice inlets 21. The base 37 is provided with two juice guiding channels 35 corresponding to the juice inlets 21 one by one at intervals along the circumferential direction, each juice guiding channel 35 is provided with an inlet 36 and an outlet 30, and each outlet 30 is respectively in fluid communication with the corresponding juice inlet 21: when the milling device 3 and the fermenter 2 are arranged at a distance, they can communicate via additional pipes or lines (not shown); when the milling device 3 and the fermenter 2 are arranged next to each other, the respective outlet 30 can also be in direct communication with the juice inlet 21 (as shown in fig. 5). The rotary table 34 is rotatably disposed on the base 37, the rotary table 34 has a juice-containing groove 340, the juice-containing groove 340 is in fluid communication with the grinding space 300, and a gap is formed on a sidewall of the juice-containing groove 340, the gap is the juice outlet 341, and the gap can be in fluid communication with the inlet 36 of any one of the juice guiding channels 35. By the design, juice produced by grinding can be orderly distributed into each fermentation tank 2, and the internal structure of the fermentation machine can be more compact.

Further, the top surface of the turntable 34 has a peripheral edge extending vertically upward along a circumferential direction to form the juice-containing groove 340 at an upper end of the turntable 34, the juice outlet 341 is formed on an extending wall of the peripheral edge, and the first grinding member 31 and the second grinding member 32 are both disposed in the juice-containing groove 340. The first grinding member 31 and the second grinding member 32 are disposed up and down with a certain gap, that is, the grinding space 300, and the first grinding member 31 has a feed inlet 310 that opens into the grinding space 300. The water outlet of the water tank 5 is in fluid communication with the inlet 310: when the water tank 5 and the milling device 3 are arranged at a distance, they can communicate through the water inlet pipe 51 (as shown in fig. 4); when the water tank 5 and the milling device 3 are arranged next to each other, the water outlet may also be in direct communication with the feed opening 310 (not shown). By arranging the water tank 5, the fermentation machine can realize automatic water inflow.

In this embodiment, the first grinding member 31 and the second grinding member 32 are both in a shape of a cover, the first grinding member 31 and the second grinding member 32 are matched in shape, and the first grinding member 31 is covered on the second grinding member 32. The opposite covers of the first grinding member 31 and the second grinding member 32 respectively form grinding surfaces (i.e. two surfaces surrounding the grinding space 300), and in this embodiment, grinding of the material is achieved by forming uniformly distributed grinding ribs on each grinding surface, and by squeezing the two grinding surfaces and cutting the grinding ribs. The top of the first grinding member 31 is opened to form the above-mentioned inlet 310, and after the material is introduced from the inlet 310, the material is fully ground in the grinding space 300, and the grinding juice flows into the juice-receiving groove 340 through the gap between the lower ends of the first grinding member 31 and the second grinding member 32.

In this embodiment, the second grinding member 32 and the turntable 34 are integrally formed, and the rotating motor 38 is disposed at the bottom of the second grinding member 32, so that the second grinding member 32 can be driven to rotate by the rotating motor 38, and the turntable 34 can rotate relative to the base 37. The base 37 is also disc-shaped and matched with the turntable 34, the side edges of the base extend upwards along the circumferential direction to form vertical walls, two openings of the vertical walls respectively form the inlets 36, the openings of the inlets 36 extend outwards along the horizontal direction to form the juice guiding channels 35, the free ends of the juice guiding channels 35 are sealed for facilitating the juice in the juice guiding channels 35 to flow into the corresponding fermentation tanks 2, the bottom wall of the free ends of the juice guiding channels 35 is provided with a through opening, and the openings of the through openings extend downwards along the vertical direction to form the guide sleeve 301, and the ports of the guide sleeve 301 are the outlets 30. During rotation of the rotary plate 34, the relative positions of the notch (namely the juice outlet 341) and the two inlets 36 are changed, when the notch is overlapped with one of the inlets 36, the juice guide channel 35 corresponding to the inlet 36 is opened, the grinding juice flows into the corresponding fermentation tank 2 through the juice guide channel 35, when the notch is staggered with the inlet 36, the periphery of the rotary plate 34 blocks the inlet 36, and the juice guide channel 35 corresponding to the inlet 36 is closed.

The inlet of the feed inlet 310 of the first grinding member 31 extends upwards to form a mounting guide sleeve 311, a feed hopper 6 is sleeved on the mounting guide sleeve 311, and the inlet 36 end of the feed hopper 6 is exposed out of the casing 1 to form a feed inlet 11, so that the feed is conveniently fed into the grinding space 300 through the feed inlet 310. The top of the second grinding member 32 is fixed with a treating member 37, the treating member 37 passes through the feeding hole 310 and is located in the mounting guide sleeve 311 and is further exposed in the feeding hopper 6, the treating member 37 can rotate along with the second grinding member 32 and can be used for treating materials which are difficult to grind, such as materials for crushing large blocks, cutting long fiber materials and the like, thereby avoiding the large blocks of materials from blocking the grinding space 300 and affecting the grinding efficiency.

In this embodiment, in order to make the interior of the fermentation machine more compact and stable, the casing 1 is further provided with a second layer 12, the two fermentation tanks 2 are placed on the first layer 13 and between the second layer 12 and the first layer 13, and the guide sleeve 42 and the guide sleeve 301 are respectively inserted on the second layer 12, and the bacteria inlet 43 and the outlet 30 are opposite to the juice inlet 21 of the corresponding fermentation tank 2.

The working process of the fermentation machine in the utility model is as follows: fermented material (fruits and vegetables, etc.) sequentially passes through the feed inlet 11, the feed hopper 6 and the feed inlet 310 and enters the grinding space 300, and the first grinding member 31 and the second grinding member 32 grind the material. The juice produced by grinding enters the fermentation tank 2 through the juice guide channel 35, and is automatically fed into the fermentation tank 2 through the strain box 4, wherein the opening and closing of the bacteria feeding port 43 can be controlled through the combined action of the blocking piece 41 and the driving mechanism 42, and the bacterial feeding quantity can be controlled through the conveying mechanism 44. In addition, water is automatically fed into the fermentation tank 2 through the water tank 5, and the fermentation tank 2 can enter a fermentation process.

Claims

1. The fermentation machine comprises a machine shell (1), wherein a fermentation tank (2) is arranged in the machine shell (1), the fermentation tank (2) is provided with a juice inlet (21), and the fermentation machine is characterized in that a strain box (4) for storing strains, a driving mechanism (42) and a conveying mechanism (44) are also arranged in the machine shell (1), a strain inlet (43) which is communicated with the juice inlet (21) is formed in the bottom of the strain box (4), a blocking piece (41) which can block the strain inlet (43) is arranged on the strain inlet (43), and the driving mechanism (42) is used for driving the blocking piece (41) to move away from the strain inlet (43) so as to open the strain inlet (43);

the conveying mechanism (44) is arranged on the juice inlet (21) and comprises a conveying pipe (441), a control piece (443) and a first driving motor (442), wherein the upper port of the conveying pipe (441) is opposite to the bacteria inlet (43), the lower port of the conveying pipe is opposite to the juice inlet (21), the control piece (443) is arranged between the upper port of the conveying pipe (441) and the bacteria inlet (43), the control piece (443) can move under the driving of the first driving motor (442) to separate or communicate the upper port and the bacteria inlet (43), and the relative area of the upper port and the bacteria inlet (43) can be changed;

the driving mechanism (42) comprises a propping piece (424), a transmission assembly and a second driving motor (422), wherein the output end of the second driving motor (422) is linked with the strain box (4) or the propping piece (424) through the transmission assembly, so that the propping piece (424) can prop the blocking piece (41) to enable the blocking piece (41) to be moved away from the bacteria throwing port (43);

a conveying hole (424 a) is formed in the propping piece (424), the conveying pipe (441) is fixed on the propping piece (424), the upper port of the conveying pipe (441) is opposite to the conveying hole (424 a), and the conveying hole (424 a) is opposite to the bacteria feeding port (43) in a state that the propping piece (424) props against the blocking piece (41) to enable the blocking piece (41) to be removed from the bacteria feeding port (43);

the control piece (443) is a plate and covers the conveying hole (424 a), a conveying notch (443 a) is formed in the control piece, and the relative position of the conveying notch (443 a) and the conveying hole (424 a) can be changed along with the movement of the control piece (443), so that the opening size of the conveying hole (424 a) is changed;

the transmission assembly comprises a gear (423) fixed on the output shaft of the second driving motor (422) and a rack (421) capable of being meshed with the gear (423), and the rack (421) is fixed on the strain box (4).

2. The fermentation machine according to claim 1, wherein the strain box (4) has a disc-shaped outer shape and a central hole (400), the racks (421) are circular and circumferentially arranged along the hole wall of the central hole (400), at least two strain storage grids (40) for storing strains are circumferentially arranged in the inner cavity of the strain box (4), and one strain inlet (43) is formed in the bottom of each strain storage grid (40).

3. A fermenter according to claim 2, wherein the bottom of the strain box (4) is provided with a chute (45) for receiving the plug (41), and wherein the chute (45) or the plug (41) is provided with an elastic return member which, in the state of the holding member (424) holding the plug (41), has a tendency to push the plug (41) to retain the plug mouth (43).

4. A fermentation machine according to any one of claims 1-3, wherein the number of the fermentation tanks (2) is at least two, the juice inlet (21) is formed in each fermentation tank (2), and the number of the conveying mechanisms (44) is at least two and corresponds to each fermentation tank (2) one by one;

a milling device (3) with a juice outlet (341) is further arranged in the machine shell (1), the milling device (3) comprises a first milling part (31) and a second milling part (32) which can move relatively, a milling space (300) capable of milling materials is formed between the first milling part (31) and the second milling part (32), the milling space (300) is in fluid communication with the juice outlet (341), and the juice outlet (341) can be in fluid communication with any one juice inlet (21).

5. The fermenter according to claim 4, wherein the grinding device (3) further comprises a base (37) and a rotary disk (34), wherein at least two juice guiding channels (35) are arranged on the base (37) at intervals along the circumferential direction, wherein the juice guiding channels are in one-to-one correspondence with the juice inlets (21), each juice guiding channel (35) is provided with an inlet (36) and an outlet (30), and each outlet (30) is respectively in fluid communication with the corresponding juice inlet (21);

the rotary table (34) is rotatably arranged on the base (37), the rotary table (34) is provided with a juice containing groove (340), the juice containing groove (340) is in fluid communication with the grinding space (300), a notch is formed in the side wall of the juice containing groove (340), the notch is the juice outlet (341), and the notch can be in fluid communication with the inlet (36) of any one juice guide channel (35).

6. The fermenter according to claim 5, wherein the top surface of the turntable (34) has a peripheral edge extending vertically upward in a circumferential direction to form the juice-containing groove (340) at an upper end of the turntable (34), and the juice outlet (341) is formed in an extending wall of the peripheral edge;

the first grinding part (31) and the second grinding part (32) are arranged in the juice containing groove (340).

7. The fermenter according to claim 6, wherein the first grinding member (31) and the second grinding member (32) are disposed opposite to each other with a gap between them, i.e., the grinding space (300), and the first grinding member (31) has a feed opening (310) which opens into the grinding space (300);

the grinding device (3) further comprises a rotating motor (38), the second grinding member (32) can rotate under the drive of the rotating motor (38), and the second grinding member (32) and the rotary disc (34) are integrated.